Congratulations to Liwei Group for obtaining 7 new patent authorizations
In March 2021, Liwei Group obtained 7 new patent authorizations, taking another step on the path of adhering to scientific research and innovation.
The newly added patents are as follows:
1. An oxygenation system for aquaculture
2. A livestock farm conservation system
3. A feed conveying line and system
4. A permanent magnet external rotor aerator
5. A water-cooled permanent magnet motor
6. An opening adjustment mechanism and food trough
7. Horizontal pressure bearing system
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